Home / 441,118.20-661,949.46-204,416.76

Finding the Fourth Proportional to 441,118.20, 661,949.46 and 204,416.76

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Solution

The fourth proportional to 441,118.20, 661,949.46 and 204,416.76 is: 306,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,118.20 : 661,949.46 = 204,416.76 : x
  2. Step 2: Convert to fraction form
    441,118.20/661,949.46 = 204,416.76/x
  3. Step 3: Cross multiply
    441,118.20x = 661,949.46 × 204,416.76
  4. Step 4: Simplify right side
    441,118.20x = 135,313,563,896.95
  5. Step 5: Solve for x
    x = 135,313,563,896.95/441,118.20
  6. Step 6: Final answer
    x = 306,751.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.